A094427 Terms of A094302 which are not squarefree, without repetition.

38225, 275, 76725, 15345, 691225, 480051, 37947843, 325211285, 65042257, 1805570819, 3477490925, 17504957025, 5834985675, 17582877081, 45778125899, 131914344771, 43971448257, 1073579479975, 1579005333125, 315801066625

Offset

1,1

Links

Table of n, a(n) for n=1..20.

Prog

(PARI) {q=1; s=Set(q); for(n=2, 2000000, q=if(n>q, q*n, q/gcd(q, n)); if(setsearch(s, q)==0, s=setunion(s, Set(q)); if(!issquarefree(q), print1(q, ", "))))}

Crossrefs

Cf. A094302, A094426.

Sequence in context: A235185 A172842 A068077 * A298427 A138400 A248690

Adjacent sequences: A094424 A094425 A094426 * A094428 A094429 A094430

Keyword

nonn,easy

Author

Klaus Brockhaus, May 02 2004

Status

approved